An old water heater was donated to my high school's pre-engineering class. After watching an episode of "The Cosmos," in which concentrated a farm of parabolic solar water heaters concentrators were used to heat water in order to power a steam engine that irrigated water, I was inspired to recycle the old water heater and turn it into a concentrated solar water heater.

== Background Research ==

Before starting to design my concentrated solar water heater I researched what some other people hade made. Th